package com.linkhouse.controller;

import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipayTradePagePayRequest;
import com.linkhouse.config.AlipayConfig;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

public class AlipayController {




    //支付方法

    /**
     *
     * @param WIDout_trade_no 商户订单号，商户网站订单系统中唯一订单号，必填
     * @param WIDtotal_amount  付款金额，必填
     * @param WIDsubject   订单名称，必填
     * @param WIDbody  商品描述，可空
     * @return
     */
    @RequestMapping("alipayTradePagePay")
    @ResponseBody
    public String  alipayTradePagePay(String WIDout_trade_no,String WIDtotal_amount,String WIDsubject, String WIDbody){
        //获得初始化的AlipayClient
        AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id,
                AlipayConfig.merchant_private_key, "json", AlipayConfig.charset,
                AlipayConfig.alipay_public_key, AlipayConfig.sign_type);

        //设置请求参数
        AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();
        alipayRequest.setReturnUrl(AlipayConfig.return_url);
        alipayRequest.setNotifyUrl(AlipayConfig.notify_url);


        //若想给BizContent增加其他可选请求参数，以增加自定义超时时间参数timeout_express来举例说明
        alipayRequest.setBizContent("{\"out_trade_no\":\""+ WIDout_trade_no +"\","
                + "\"total_amount\":\""+ WIDtotal_amount +"\","
                + "\"subject\":\""+ WIDsubject +"\","
                + "\"body\":\""+ WIDbody +"\","
                + "\"timeout_express\":\"10m\","
                + "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");

        String result = null;
        try {
            result = alipayClient.pageExecute(alipayRequest).getBody();
        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
        //输出
        return result;
    }

}
